[{"_1":2,"_217":-5,"_218":-5},"loaderData",{"_3":4,"_8":9},"root",{"_5":6,"_7":-5},"url","https://prouniversitario.com/exercicios/c43ff29e-ea68-4f72-ab18-d4e9f4e9b6fa","user","pages/questions/show/index",{"_10":11,"_12":13,"_14":15,"_46":47,"_48":49,"_70":198,"_205":206},"comments",[],"isAiGenerated",false,"question",{"_16":17,"_18":17,"_19":20,"_21":22,"_41":17,"_42":43,"_44":45},"correctOptionId","","difficulty","id","c43ff29e-ea68-4f72-ab18-d4e9f4e9b6fa","options",[23,29,33,37],{"_19":24,"_25":26,"_27":28},"9b9f04f4-cfd5-4c14-a13d-52eaa66a3590","label","A","text","0,045",{"_19":30,"_25":31,"_27":32},"e5ed383b-6662-4234-a361-431fa62fb9e9","B","0,048",{"_19":34,"_25":35,"_27":36},"6c5d9f28-0841-424e-807e-e6d3bb901509","C","0,050",{"_19":38,"_25":39,"_27":40},"20fe01ee-65e3-432b-bbba-c73680aa451f","D","0,052","solution_explanation","statement","

Uma pesquisa revelou que 30\\% dos consumidores preferem um produto A em relação ao produto B. Se 500 consumidores foram entrevistados, qual é o desvio padrão da proporção?

","status","has_issues","relatedVideos",[],"similarQuestions",[50,109,126,152,175],{"_16":17,"_18":17,"_19":51,"_21":52,"_41":17,"_42":69,"_70":71},"33a30503-b7dc-434a-ae7c-0ab2732d9fb0",[53,56,59,62,65],{"_19":54,"_25":26,"_27":55},"4316b5eb-bbee-4588-8090-b89f34dfd682","1",{"_19":57,"_25":31,"_27":58},"0f9e6631-387f-4d64-b1fd-2e91ab3f341e","2",{"_19":60,"_25":35,"_27":61},"fdc261c2-ddb1-46f4-9322-8ab14b36cd93","3",{"_19":63,"_25":39,"_27":64},"c6ac4494-005d-4eeb-bc76-966e6219741a","4",{"_19":66,"_25":67,"_27":68},"e123b939-e114-48bd-bbfa-31efc47bcec9","E","5","

d) Se calcule.

Pela identidade trigonométrica fundamental Fazendo na equação acima, e resolvendo a equação do 2^{\text{o}} grau as raízes são. Assim, Se, temos da equação original que. E se, temos da equação original que:

Os possíveis valores do x são 1 ou 2

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Exercício 5: O que você acha sobre a igualdade, é falsa ou verdadeira em?

Podemos dar vários exemplos em que a igualdade acima é falsa, escolhendo um deles

",[120,122,124],{"_19":73,"_74":75,"_76":77,"_78":79,"_80":81,"_82":83,"_84":83,"_85":121,"_93":94},{"_87":88,"_89":90,"_91":92},{"_19":96,"_74":97,"_76":98,"_78":79,"_80":73,"_82":99,"_84":99,"_85":123,"_93":98},{"_87":90,"_89":90,"_91":101},{"_19":81,"_74":103,"_76":104,"_78":79,"_80":-5,"_82":105,"_84":105,"_85":125,"_93":104},{"_87":107,"_89":90,"_91":108},{"_16":127,"_18":17,"_19":128,"_21":129,"_41":17,"_42":144,"_70":145},"7b4f996c-6a65-4023-addf-2a60e3c54aed","455b6360-7001-4840-b3b6-e1e94135f9d1",[130,132,135,138,141],{"_19":127,"_25":26,"_27":131},"

Montante: capital inicial mais o valor acumulado dos juros (descontada a inflação nominal do período).

",{"_19":133,"_25":31,"_27":134},"f1ad6419-f318-48fd-aadd-4e800e3d099d","

Juros: custo do capital em um determinado período de tempo.

",{"_19":136,"_25":35,"_27":137},"fd8aa14a-b7f5-4af5-bbfc-aa9e595c3034","

Capitalização: operação de adição dos juros ao capital inicial.

",{"_19":139,"_25":39,"_27":140},"0efa287f-5939-4609-bf17-66b7995eb386","

Valor de face: valor nominal de um título correspondente à data de seu vencimento.

",{"_19":142,"_25":67,"_27":143},"6db804f6-ef16-4507-a938-54e69f090d5b","

Taxa de juros: unidade de medida dos juros, que corresponde à remuneração paga pelo uso do capital em um determinado período de tempo.

","

15- Assinale a alternativa INCORRETA:

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Exercício 2:

d) Localize os ângulos no círculo trigonométrico e coloque os valores em ordem crescente:

\text{sen} 70^\text{o}, \text{sen} 160^\text{o}, \text{sen} 250^\text{o}, \text{sen} 300^\text{o}. (Não precisa calcular os valores exatos!)

",[169,171,173],{"_19":73,"_74":75,"_76":77,"_78":79,"_80":81,"_82":83,"_84":83,"_85":170,"_93":94},{"_87":88,"_89":90,"_91":92},{"_19":96,"_74":97,"_76":98,"_78":79,"_80":73,"_82":99,"_84":99,"_85":172,"_93":98},{"_87":90,"_89":90,"_91":101},{"_19":81,"_74":103,"_76":104,"_78":79,"_80":-5,"_82":105,"_84":105,"_85":174,"_93":104},{"_87":107,"_89":90,"_91":108},{"_16":176,"_18":17,"_19":177,"_21":178,"_41":17,"_42":190,"_70":191},"a24decba-6c38-422e-9719-4fdaca2f847a","751673e7-48cd-45d7-82ba-98e9b4a06977",[179,181,184,187],{"_19":176,"_25":26,"_27":180},"

Juros.

",{"_19":182,"_25":31,"_27":183},"b7728750-1a4a-4880-80d7-6b94196a4648","

Capital inicial.

",{"_19":185,"_25":35,"_27":186},"99ba8e15-c6fb-4fa8-a4f8-a8893562dba9","

Valor futuro.

",{"_19":188,"_25":39,"_27":189},"6ac1fecb-0bcf-4442-aba6-e10db40da658","

Valor presente.

","

11- A diferença entre o montante e o capital investido chama-se?

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Comentários